project('prosperon', ['c', 'cpp'], default_options : [ 'cpp_std=c++11'])

libtype = get_option('default_library')

link = []
src = []

if not get_option('editor')
  add_project_arguments('-DNEDITOR', language:'c')
endif

git_tag_cmd = run_command('git', 'describe', '--tags', '--abbrev=0', check: false)
prosperon_version = 'unknown'
if git_tag_cmd.returncode() == 0
  prosperon_version = git_tag_cmd.stdout().strip()
endif

git_commit_cmd = run_command('git', 'rev-parse', '--short', 'HEAD', check: false)
prosperon_commit = 'unknown'
if git_commit_cmd.returncode() == 0
  prosperon_commit = git_commit_cmd.stdout().strip()
endif

# Important: pass the definitions without double-escaping quotes
add_project_arguments(
  '-DPROSPERON_VERSION="' + prosperon_version + '"',
  '-DPROSPERON_COMMIT="' + prosperon_commit + '"',
  language : 'c'
)

add_project_arguments('-Wno-incompatible-pointer-types', language: 'c')
add_project_arguments('-Wno-narrowing', language: 'cpp')
add_project_arguments('-Wno-missing-braces', language:'c')
add_project_arguments('-Wl,--disable-new-dtags', language:'cpp')
add_project_arguments('-Wl,--disable-new-dtags', language:'c')

deps = []

if host_machine.system() == 'darwin'
  add_project_arguments('-x', 'objective-c', language: 'c')
  fworks = ['foundation', 'metal', 'audiotoolbox', 'metalkit', 'avfoundation', 'quartzcore', 'cocoa']
  foreach fkit : fworks
    deps += dependency('appleframeworks', modules: fkit)
  endforeach
endif

cc = meson.get_compiler('c')
deps += dependency('sdl3', required:true)

if host_machine.system() == 'darwin'
  deps += dependency('appleframeworks', modules: 'accelerate')
  add_project_arguments('-DACCELERATE_NEW_LAPACK=1', language:'c')
  add_project_arguments('-DACCELERATE_LAPACK_ILP64=1', language:'c')
endif

if host_machine.system() == 'linux'
  deps += cc.find_library('asound', required:true)
  deps += [dependency('x11'), dependency('xi'), dependency('xcursor'), dependency('egl'), dependency('gl')]
#  link += '-fuse-ld=mold' # use mold, which is very fast, for debug builds
endif

if host_machine.system() == 'windows'
  deps += cc.find_library('d3d11')
  # these are for tracy
  deps += cc.find_library('ws2_32', required:true)
  deps += cc.find_library('dbghelp')
  #end
  link += '-static' # Required to pack in mingw dlls on cross compilation
endif

if host_machine.system() == 'emscripten'
  link += '-sUSE_WEBGPU'
endif

tracy_opts = ['fibers=true', 'on_demand=true']
quickjs_opts = []

src += 'qjs_tracy.c'
add_project_arguments('-DTRACY_ENABLE', language:['c','cpp'])
deps += dependency('tracy', static:true, default_options:tracy_opts)

quickjs_opts += 'default_library=static'

deps += dependency('quickjs', static:true, default_options:quickjs_opts)

storefront = get_option('storefront')
if storefront == 'steam'
  deps += dependency('qjs-steam',static:false)
endif

deps += dependency('qjs-layout',static:true)
deps += dependency('qjs-nota',static:true)
deps += dependency('qjs-miniz',static:true)
deps += dependency('qjs-soloud',static:true)
deps += dependency('physfs', static:true)

#deps += dependency('opencv4')
#deps += cc.find_library('opencv')

deps += dependency('threads')

deps += dependency('chipmunk')

if get_option('chipmunk')
#  deps += dependency('qjs-chipmunk', static:false)
endif

if get_option('enet')
  #deps += dependency('qjs-enet', static:false)
endif

sources = []
src += ['anim.c', 'config.c', 'datastream.c','font.c','gameobject.c','HandmadeMath.c','jsffi.c','model.c','render.c','script.c','simplex.c','spline.c', 'timer.c', 'transform.c','prosperon.c',  'wildmatch.c', 'sprite.c', 'quadtree.c', 'aabb.c', 'rtree.c']

imsrc = ['GraphEditor.cpp','ImCurveEdit.cpp','ImGradient.cpp','imgui_draw.cpp','imgui_tables.cpp','imgui_widgets.cpp','imgui.cpp','ImGuizmo.cpp','imnodes.cpp','implot_items.cpp','implot.cpp', 'imgui_impl_sdlrenderer3.cpp', 'imgui_impl_sdl3.cpp', 'imgui_impl_sdlgpu3.cpp']

srceng = 'source'
tp = srceng / 'thirdparty'

includes = [srceng,tp / 'cgltf',tp / 'imgui',tp / 'par',tp / 'stb',tp,tp / 'pl_mpeg/include']

foreach file : src
    full_path = join_paths('source', file)
    sources += files(full_path)
endforeach

if get_option('editor')
  sources += 'source/qjs_imgui.cpp'
  foreach imgui : imsrc
    sources += tp / 'imgui' / imgui
  endforeach
#  sub_dmon = subproject('qjs-dmon')
#  dmon_dep = sub_dmon.get_variable('qjs_dmon_dep')
endif

includers = []
foreach inc : includes
  includers += include_directories(inc)
endforeach

zip_folders = ['scripts', 'fonts', 'icons', 'shaders']
zip_paths = []
foreach folder: zip_folders
  zip_paths += meson.project_source_root() / folder
endforeach

# Now use the hash file as a dependency so that any change in the files causes a rebuild.
core = custom_target('core.zip',
  output : 'core.zip',
  command : ['sh', '-c',
    'cd ' + meson.project_source_root() +
    ' && echo "Rebuilding core.zip" && rm -f ' + meson.current_build_dir() + '/core.zip && ' +
    'zip -r ' + meson.current_build_dir() + '/core.zip scripts fonts icons shaders'
  ],
  build_always: true,
  build_by_default: true
)

prosperon_raw = executable('prosperon_raw', sources,
  dependencies: deps,
  include_directories: includers,
  link_args: link,
  build_rpath: '$ORIGIN',
  install:false
)

if host_machine.system() == 'windows'
  exe_ext = '.exe'
else
  exe_ext = ''
endif

prosperon = custom_target('prosperon',
  output: 'prosperon' + exe_ext,
  input: [prosperon_raw, core],
  command: [
    'sh', '-c',
    'cat "$1" "$2" > "$3" && chmod +x "$3" >/dev/null 2>&1',
    'concat',
    '@INPUT0@',
    '@INPUT1@',
    '@OUTPUT@'
  ],
  build_always: true,
  build_by_default: true
)

prosperon_dep = declare_dependency(
  link_with:prosperon
)

copy_tests = custom_target(
  'copy_tests',
  output: 'tests',
  command: [
    'cp', '-rf',
    join_paths(meson.source_root(), 'tests'),
    meson.build_root()
  ],
  build_always: true,
  build_by_default: true
)

tests = [
  'spawn_actor',
  'empty'
]

foreach file : tests
  test(file, prosperon_raw, args:['tests/' + file + '.js'], depends:copy_tests)
endforeach